2409678 has 24 divisors (see below), whose sum is σ = 5311800. Its totient is φ = 789264.

The previous prime is 2409613. The next prime is 2409679. The reversal of 2409678 is 8769042.

It is a super-3 number, since 3×2409678³ = 41975733375005801256, which contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2409679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73 + ... + 2196.

It is an arithmetic number, because the mean of its divisors is an integer number (221325).

2^2409678 is an apocalyptic number.

2409678 is an abundant number, since it is smaller than the sum of its proper divisors (2902122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2409678 is a wasteful number, since it uses less digits than its factorization.

2409678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336 (or 2333 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 2409678 is about 1552.3137569448. The cubic root of 2409678 is about 134.0663145442.

The spelling of 2409678 in words is "two million, four hundred nine thousand, six hundred seventy-eight".